[tip: sched/rt] proc: consoles: Add notation to c_start/c_stop

[tip-bot2 for John Ogness]

The following commit has been merged into the sched/rt branch of tip:

Commit-ID:     fe6fa88d865e9c1a41b41f92ae0531470c86f0da
Gitweb:        https://git.kernel.org/tip/fe6fa88d865e9c1a41b41f92ae0531470c86f0da
Author:        John Ogness <john.ogness@xxxxxxxxxxxxx>
AuthorDate:    Wed, 04 Sep 2024 14:11:31 +02:06
Committer:     Petr Mladek <pmladek@xxxxxxxx>
CommitterDate: Wed, 04 Sep 2024 15:56:32 +02:00

proc: consoles: Add notation to c_start/c_stop

fs/proc/consoles.c:78:13: warning: context imbalance in 'c_start'
	- wrong count at exit
fs/proc/consoles.c:104:13: warning: context imbalance in 'c_stop'
	- unexpected unlock

Signed-off-by: John Ogness <john.ogness@xxxxxxxxxxxxx>
Reviewed-by: Petr Mladek <pmladek@xxxxxxxx>
Link: https://lore.kernel.org/r/20240904120536.115780-13-john.ogness@xxxxxxxxxxxxx
Signed-off-by: Petr Mladek <pmladek@xxxxxxxx>
---
 fs/proc/consoles.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/proc/consoles.c b/fs/proc/consoles.c
index e0758fe..7036fdf 100644
--- a/fs/proc/consoles.c
+++ b/fs/proc/consoles.c
@@ -68,6 +68,7 @@ static int show_console_dev(struct seq_file *m, void *v)
 }
 
 static void *c_start(struct seq_file *m, loff_t *pos)
+	__acquires(&console_mutex)
 {
 	struct console *con;
 	loff_t off = 0;
@@ -94,6 +95,7 @@ static void *c_next(struct seq_file *m, void *v, loff_t *pos)
 }
 
 static void c_stop(struct seq_file *m, void *v)
+	__releases(&console_mutex)
 {
 	console_list_unlock();
 }